if (document.images) {
    why_CUCbuttonup       = new Image();
    why_CUCbuttonup.src   = "images/why_CUC.jpg" ;
    why_CUCbuttondown     = new Image() ;
    why_CUCbuttondown.src = "images/why_CUC_rollover.jpg" ;

    it_servicesbuttonup       = new Image();
    it_servicesbuttonup.src   = "images/it_services.jpg" ;
    it_servicesbuttondown     = new Image() ;
    it_servicesbuttondown.src = "images/it_services_rollover.jpg" ;
    
    it_compliancebuttonup       = new Image();
    it_compliancebuttonup.src   = "images/it_compliance.jpg" ;
    it_compliancebuttondown     = new Image() ;
    it_compliancebuttondown.src = "images/it_compliance_rollover.jpg" ;

    it_policybuttonup       = new Image();
    it_policybuttonup.src   = "images/it_policy.jpg" ;
    it_policybuttondown     = new Image() ;
    it_policybuttondown.src = "images/it_policy_rollover.jpg" ;

    it_auditup       = new Image();
    it_auditup.src   = "images/it_audit.jpg" ;
    it_auditdown     = new Image() ;
    it_auditdown.src = "images/it_audit_rollover.jpg" ;

    marketingup       = new Image();
    marketingup.src   = "images/marketing.jpg" ;
    marketingdown     = new Image() ;
    marketingdown.src = "images/marketing_rollover.jpg" ;
    
    websitesup       = new Image();
    websitesup.src   = "images/websites.jpg" ;
    websitesdown     = new Image() ;
    websitesdown.src = "images/websites_rollover.jpg" ;

    testimonialsbuttonup       = new Image();
    testimonialsbuttonup.src   = "images/testimonials.jpg" ;
    testimonialsbuttondown     = new Image() ;
    testimonialsbuttondown.src = "images/testimonials_rollover.jpg" ;

}
function buttondown( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "down.src" );
    }
}
function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "up.src" );
    }
}